AFP and neoplasm: The median age was 36 years (range, 18–71 years), the median tumour size was 3.8 cm (range, 0.8–7.0 cm), the median alpha fetoprotein (AFP) concentration was 2.82 ng/ml (range, 1.8–3.43 ng/ml), the median beta-human chorionic gonadotropin (β-HCG) concentration was 0.1 mIU/ml (range, 0.1–1.81 mIU/ml), the median lactate dehydrogenase (LDH) concentration was 175 U/l (range, 118–185 U/l), and the median testosterone (T) concentration was 15.09 nmol/l (range, 10.15–18.94 nmol/l).